CVE-2018-1000512: Tooltipy Tooltipy (tooltips for WP) version 5 contains a Cross Site Scripting (XSS) vulnerability in Glossary

This month

MEDIUM 6.1DOWNGRADE

CVE-2018-1000512 is a medium-severity flaw (CVSS 6.1) affecting tooltipy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tooltipy Tooltipy (tooltips for WP) version 5 contains a Cross Site Scripting (XSS) vulnerability in Glossary shortcode that can result in could allow anybody to do almost anything an admin can. This attack appear to be exploitable via Admin must follow a link. This vulnerability appears to have been fixed in 5.1.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-06-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tooltipy project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-06-26 16:29 UTCPublished CVE record published
2026-06-17 01:32 UTCUpdated Record last modified

tooltipy project tooltipy DOWNGRADE

Affected: 5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

apt-cache policy tooltipy || rpm -q tooltipy || tooltipy --version

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison tooltipy sudo apt install tooltipy=<VERSION_BEFORE_5.0> sudo apt-mark hold tooltipy

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tooltipy sudo dnf downgrade tooltipy-<VERSION_BEFORE_5.0> sudo dnf versionlock add tooltipy

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-1000512?

tooltipy: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-1000512 being exploited?

CVE-2018-1000512 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-1000512 affect?

CVE-2018-1000512 affects tooltipy. Severity is medium (CVSS 6.1). Tooltipy Tooltipy (tooltips for WP) version 5 contains a Cross Site Scripting (XSS) vulnerability in Glossary shortcode that can result in could allow anybody to do almost anything an admin can. This attack appear to be exploitable via Admi

How urgent is CVE-2018-1000512?

Priority 41/100. Public exploit reference

Related CVEs

CVE-2018-1000505 MEDIUM 6.5 DOWNGRADE Tooltipy (tooltips for WP) version 5 contains a Cross ite Request Forgery (CSRF) vulnerability in Settings pag

References

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